Consolidated Statements of Comprehensive Income (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2014	Mar. 31, 2013
Revenues
Gaming operations	$ 230.4	$ 254.3	$ 453.4	$ 496.9
Product sales	202.6	279.0	446.2	513.7
Interactive	79.8	66.7	154.4	119.6
Total revenues	512.8	600.0	1,054.0	1,130.2
Costs and operating expenses
Cost of gaming operations	90.0	97.6	176.8	187.1
Cost of product sales	98.6	135.0	215.3	244.2
Cost of interactive	31.4	26.1	59.3	48.2
Selling, general and administrative	124.1	110.7	242.1	210.9
Research and development	58.5	58.1	118.8	112.5
Depreciation and amortization	16.6	19.7	33.2	38.7
Contingent acquisition related costs	3.7	21.9	15.0	39.3
Impairment and restructuring	17.8	1.6	17.8	1.6
Total costs and operating expenses	440.7	470.7	878.3	882.5
Operating income	72.1	129.3	175.7	247.7
Other income (expense)
Interest income	10.7	11.1	20.9	22.4
Interest expense	(36.9)	(30.3)	(73.3)	(62.0)
Other	(3.4)	(2.5)	(5.3)	(2.7)
Total other income (expense)	(29.6)	(21.7)	(57.7)	(42.3)
Income from continuing operations before tax	42.5	107.6	118.0	205.4
Income tax provision	16.8	29.4	13.0	61.9
Net income	25.7	78.2	105.0	143.5
Other comprehensive income (loss), net of tax
Foreign currency translation adjustment	0.7	(8.5)	(1.6)	(5.1)
Unrealized gain (loss), net of tax	(0.2)	0	(0.4)	0
Comprehensive income	$ 26.2	$ 69.7	$ 103.0	$ 138.4
Basic earnings (loss) per share
Net income (in Dollars per share)	$ 0.10	$ 0.30	$ 0.42	$ 0.54
Diluted earnings (loss) per share
Net income (in Dollars per share)	$ 0.10	$ 0.29	$ 0.42	$ 0.54
Cash dividends declared per share (in Dollars per share)	$ 0.11	$ 0.08	$ 0.22	$ 0.15
Weighted average shares outstanding
Basic	247.7	263.6	250.2	264.7
Diluted	248.6	265.6	251.9	266.7